<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>系统已安装 - 坤典开源物联网系统</title>
    <link href="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/css/bootstrap.min.css" rel="stylesheet">
    <style>
        body {
            min-height: 100vh;
            display: flex;
            align-items: center;
            justify-content: center;
            background-color: #f8f9fa;
            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
        }
        .container {
            max-width: 600px;
            padding: 30px;
            background: white;
            border-radius: 12px;
            box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
            text-align: center;
        }
        .logo {
            font-size: 64px;
            margin-bottom: 20px;
        }
        h1 {
            font-size: 28px;
            margin-bottom: 15px;
            color: #343a40;
        }
        p {
            font-size: 16px;
            color: #6c757d;
            margin-bottom: 30px;
        }
        .btn-primary {
            background-color: #007bff;
            border-color: #007bff;
            padding: 12px 24px;
            font-size: 16px;
            border-radius: 6px;
            transition: all 0.3s ease;
        }
        .btn-primary:hover {
            background-color: #0056b3;
            border-color: #0056b3;
            transform: translateY(-2px);
        }
    </style>
</head>
<body>
    <div class="container">
        <div class="logo">✅</div>
        <h1>系统已成功安装</h1>
        <p>您的坤典开源物联网系统已经成功安装完成，无需重复安装。如果需要重新安装删除根目录下的 Install.txt</p>
        <a href="/login" class="btn btn-primary btn-lg">前往登录</a>
    </div>

    <script src="https://cdn.jsdelivr.net/npm/bootstrap@5.1.3/dist/js/bootstrap.bundle.min.js"></script>
</body>
</html>